BGS mineralogy and petrology collection record

Sample number S17222
Sample Donor Clough, C.T.
Rock name 'Original entry: Felsitic Rock'
Stratigraphy Not entered
Comments Felsite ring dyke, sp. gr. 2.68
Locality details Near stream 4950 ft slightly W of N of Creag na h-Iolaire
50k map sheet Mull (44)

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Map reference NM 6068 3065
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S17222

Cross Polarized, S17222

Plane Polarized, S17222

Plane Polarized, S17222